b12 injection made from Injections Cyanocobalamin (Dodex): Uses, Side Effects,
Description
Inherited Selective Intestinal Cobalamin Malabsorption and Cobalamin Deficiency in Dogs

doi:10.3390/nu2030299

What to watch for in results Declining albumin levels may indicate inadequate protein intake

This allows the vitamin to be absorbed directly into the bloodstream without having to go through the digestive system, reducing the risk of malabsorption in the stomach